Home / 3,012.45-4,519.08-1,369.41

Finding the Fourth Proportional to 3,012.45, 4,519.08 and 1,369.41

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Solution

The fourth proportional to 3,012.45, 4,519.08 and 1,369.41 is: 2,054.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012.45 : 4,519.08 = 1,369.41 : x
  2. Step 2: Convert to fraction form
    3,012.45/4,519.08 = 1,369.41/x
  3. Step 3: Cross multiply
    3,012.45x = 4,519.08 × 1,369.41
  4. Step 4: Simplify right side
    3,012.45x = 6,188,473.34
  5. Step 5: Solve for x
    x = 6,188,473.34/3,012.45
  6. Step 6: Final answer
    x = 2,054.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.